One declarative memory system or two? The relationship between episodic and semantic memory in children with temporal lobe epilepsy.

2011 ◽  
Vol 25 (5) ◽  
pp. 634-644 ◽  
Author(s):  
Mary Lou Smith ◽  
Suncica Lah
2021 ◽  
Vol 115 ◽  
pp. 107699
Author(s):  
Alejandro Lozano-García ◽  
Kevin G. Hampel ◽  
Vicente Villanueva ◽  
Esperanza González-Bono ◽  
Irene Cano-López

2015 ◽  
Vol 2015 ◽  
pp. 1-8 ◽  
Author(s):  
Amanda G. Jaimes-Bautista ◽  
Mario Rodríguez-Camacho ◽  
Iris E. Martínez-Juárez ◽  
Yaneth Rodríguez-Agudelo

The impairment in episodic memory system is the best-known cognitive deficit in patients with temporal lobe epilepsy (TLE). Recent studies have shown evidence of semantic disorders, but they have been less studied than episodic memory. The semantic dysfunction in TLE has various cognitive manifestations, such as the presence of language disorders characterized by defects in naming, verbal fluency, or remote semantic information retrieval, which affects the ability of patients to interact with their surroundings. This paper is a review of recent research about the consequences of TLE on semantic processing, considering neuropsychological, electrophysiological, and neuroimaging findings, as well as the functional role of the hippocampus in semantic processing. The evidence from these studies shows disturbance of semantic memory in patients with TLE and supports the theory of declarative memory of the hippocampus. Functional neuroimaging studies show an inefficient compensatory functional reorganization of semantic networks and electrophysiological studies show a lack of N400 effect that could indicate that the deficit in semantic processing in patients with TLE could be due to a failure in the mechanisms of automatic access to lexicon.


2006 ◽  
Vol 12 (1 suppl 1) ◽  
pp. 22-25
Author(s):  
Catarina A. Guimarães ◽  
Li Li Min ◽  
Patrícia Rzezak ◽  
Daniel Fuentes ◽  
Renata C. Franzon ◽  
...  

INTRODUCTION: The authors present a review article on memory aspects of temporal lobe epilepsy in childhood. METHODS: We performed a search in the literature. RESULTS: Temporal lobe epilepsy (TLE) in childhood present with great clinical, electroencephalographic and etiological diversity. The neuropsychological features in children with TLE are not well-defined yet. The relationship between the lateralization of the lesion and performance on memory tests is not established. CONCLUSION: The studies performed in children with TLE show controversy data. This finding may be due to the etiological, clinical and electroencephalographic diversity seen in such group of children. Besides, most studies use different assessments. Therefore, it is clear that more studies are necessary to elucidate which neuropsychological deficits occur in children with TLE.


Seizure ◽  
2000 ◽  
Vol 9 (5) ◽  
pp. 347-351 ◽  
Author(s):  
Ken Inoue ◽  
Yasuyo Mimori ◽  
Toshihide Harada ◽  
Tomohiko Oshita ◽  
Rumi Kumagai ◽  
...  

Seizure ◽  
2001 ◽  
Vol 10 (3) ◽  
pp. 188-193 ◽  
Author(s):  
Senichiro Kikuchi ◽  
Fumio Kubota ◽  
Suguru Hattori ◽  
Nariyuki Oya ◽  
Masahiko Mikuni

2008 ◽  
Vol 1223 ◽  
pp. 73-81 ◽  
Author(s):  
Bülent Köylü ◽  
Gerald Walser ◽  
Anja Ischebeck ◽  
Martin Ortler ◽  
Thomas Benke

Epilepsia ◽  
1998 ◽  
Vol 39 (2) ◽  
pp. 158-166 ◽  
Author(s):  
S. A. Baxendale ◽  
W. Paesschen ◽  
P. J. Thompson ◽  
A. Connelly ◽  
J. S. Duncan ◽  
...  

2015 ◽  
Vol 44 ◽  
pp. 136-142 ◽  
Author(s):  
Alex A. Knopman ◽  
Chong H. Wong ◽  
Richard J. Stevenson ◽  
Judi Homewood ◽  
Armin Mohamed ◽  
...  

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